iommu/vt-d: Use BUG_ON instead of if () BUG()

Found by a coccicheck script. Signed-off-by: Joerg Roedel <jroedel@suse.de>
mariux64 · Aug 13, 2015 · dc02e46 · dc02e46
1 parent 30e9376
commit dc02e46
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
@@ -4760,8 +4760,7 @@ static size_t intel_iommu_unmap(struct iommu_domain *domain,
 
 	/* Cope with horrid API which requires us to unmap more than the
 	   size argument if it happens to be a large-page mapping. */
-	if (!pfn_to_dma_pte(dmar_domain, iova >> VTD_PAGE_SHIFT, &level))
-		BUG();
+	BUG_ON(!pfn_to_dma_pte(dmar_domain, iova >> VTD_PAGE_SHIFT, &level));
 
 	if (size < VTD_PAGE_SIZE << level_to_offset_bits(level))
 		size = VTD_PAGE_SIZE << level_to_offset_bits(level);